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// Copyright (c) .NET Foundation and contributors. All rights reserved. Licensed under the Microsoft Reciprocal License. See LICENSE.TXT file in the project root for full license information.
namespace WixToolset.Core.ExtensibilityServices
{
using System;
using System.Collections.Generic;
using System.Globalization;
using System.Text;
using WixToolset.Data;
using WixToolset.Extensibility;
using WixToolset.Extensibility.Services;
internal class Messaging : IMessaging
{
private IMessageListener listener;
private HashSet<int> suppressedWarnings = new HashSet<int>();
private HashSet<int> warningsAsErrors = new HashSet<int>();
public bool EncounteredError { get; private set; }
public int LastErrorNumber { get; private set; }
public bool ShowVerboseMessages { get; set; }
public bool SuppressAllWarnings { get; set; }
public bool WarningsAsError { get; set; }
public void ElevateWarningMessage(int warningNumber)
{
this.warningsAsErrors.Add(warningNumber);
}
public void SetListener(IMessageListener listener)
{
this.listener = listener;
}
public void SuppressWarningMessage(int warningNumber)
{
this.suppressedWarnings.Add(warningNumber);
}
public string FormatMessage(Message message)
{
var level = CalculateMessageLevel(message);
if (level == MessageLevel.Nothing)
{
return String.Empty;
}
var shortAppName = String.IsNullOrEmpty(this.listener?.ShortAppName) ? "WIX" : this.listener.ShortAppName;
var longAppName = String.IsNullOrEmpty(this.listener?.LongAppName) ? "WIX" : this.listener.LongAppName;
var fileNames = new List<string>();
var errorFileName = longAppName;
for (var sln = message.SourceLineNumbers; null != sln; sln = sln.Parent)
{
if (String.IsNullOrEmpty(sln.FileName))
{
continue;
}
else if (sln.LineNumber.HasValue)
{
if (fileNames.Count == 0)
{
errorFileName = String.Format(CultureInfo.CurrentUICulture, WixStrings.Format_FirstLineNumber, sln.FileName, sln.LineNumber);
}
fileNames.Add(String.Format(CultureInfo.CurrentUICulture, WixStrings.Format_LineNumber, sln.FileName, sln.LineNumber));
}
else
{
if (fileNames.Count == 0)
{
errorFileName = sln.FileName;
}
fileNames.Add(sln.FileName);
}
}
var levelString = String.Empty;
if (MessageLevel.Warning == level)
{
levelString = WixStrings.MessageType_Warning;
}
else if (MessageLevel.Error == level)
{
levelString = WixStrings.MessageType_Error;
}
string formatted;
if (message.ResourceManager == null)
{
formatted = String.Format(CultureInfo.InvariantCulture, message.ResourceNameOrFormat, message.MessageArgs);
}
else
{
formatted = String.Format(CultureInfo.InvariantCulture, message.ResourceManager.GetString(message.ResourceNameOrFormat), message.MessageArgs);
}
var builder = new StringBuilder();
if (level == MessageLevel.Information || level == MessageLevel.Verbose)
{
builder.AppendFormat(WixStrings.Format_InfoMessage, formatted);
}
else
{
builder.AppendFormat(WixStrings.Format_NonInfoMessage, errorFileName, levelString, shortAppName, message.Id, formatted);
}
if (fileNames.Count > 1)
{
builder.AppendFormat(WixStrings.INF_SourceTrace, Environment.NewLine);
foreach (var fileName in fileNames)
{
builder.AppendFormat(WixStrings.INF_SourceTraceLocation, fileName, Environment.NewLine);
}
builder.AppendLine();
}
return builder.ToString();
}
public void Write(Message message)
{
var level = CalculateMessageLevel(message);
if (level == MessageLevel.Nothing)
{
return;
}
if (level == MessageLevel.Error)
{
this.EncounteredError = true;
this.LastErrorNumber = message.Id;
}
if (this.listener != null)
{
this.listener.Write(message);
}
else if (level == MessageLevel.Error)
{
throw new WixException(message);
}
}
public void Write(string message, bool verbose = false)
{
if (!verbose || this.ShowVerboseMessages)
{
this.listener?.Write(message);
}
}
/// <summary>
/// Determines the level of this message, when taking into account warning-as-error,
/// warning level, verbosity level and message suppressed by the caller.
/// </summary>
/// <param name="message">Event arguments for the message.</param>
/// <returns>MessageLevel representing the level of this message.</returns>
private MessageLevel CalculateMessageLevel(Message message)
{
var level = message.Level;
if (level == MessageLevel.Verbose)
{
if (!this.ShowVerboseMessages)
{
level = MessageLevel.Nothing;
}
}
else if (level == MessageLevel.Warning)
{
if (this.SuppressAllWarnings || this.suppressedWarnings.Contains(message.Id))
{
level = MessageLevel.Nothing;
}
else if (this.WarningsAsError || this.warningsAsErrors.Contains(message.Id))
{
level = MessageLevel.Error;
}
}
return level;
}
}
}
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